Chart standing · US
Not currently charting in this storefront.
Ratings breakdown · US
The star breakdown behind this app's rating in this storefront.
5★
90%
254
4★
4%
11
3★
2%
7
2★
1%
3
1★
3%
8
Screenshots
About
Free42 is a re-implementation of the HP-42S calculator and the HP-82240 printer. It is a complete rewrite, not using any HP code, and it does not require an HP-42S ROM image. Free42 is an Open Source project. The executables and source code are released under the terms of the GNU General Public License, version 2. All third-party code used in Free42 is either in the public domain, or licensed under terms compatible with GPLv2, or used with the authors' permission.
What's new · 3.3.12
Fixed RLN and RRN for negative numbers in BSIGNED mode. More accurate GAMMA for integer arguments.
Details
DeveloperThomas Okken
ReleasedNov 2009
UpdatedMay 2026
Version3.3.12
Size9.3 MB
RequiresiOS 12.0 or later
Age rating4+
LanguagesEnglish
PriceFree
Categories
Bundle IDcom.yourcompany.Free42